Sinotech is a leading company specialized in telecom and datacom connectors,especially in Premises Distribution System,PCB modular Jack,Fiber Optics and Telecom accessories.Our major products are PCB modular jacks,USB&IEEE1394 Sockets,keystone jacks,patch panels,patch cords, face plates,wall boxes,wiring block, tools,Telecom and Fiber Optic components, etc.